Make dependency-submission and setup-gradle play nicely

Now, a `dependency-submission` step will trigger a dependency-graph
generation, even if it follows a `setup-gradle` step in the workflow.

Similarly, a `setup-gradle` step with `dependency-graph` configured
will function as expected even if it follows a `setup-gradle` step.

sources/src/setup-gradle/main.ts

@@ -5,6 +5,7 @@ import * as execution from '../execution'
 import * as provisioner from '../provision'
 import * as layout from '../repository-layout'
 import * as params from '../input-params'
+import * as dependencyGraph from '../dependency-graph'
 
 /**
  * The main entry point for the action, called by Github Actions for the step.
@@ -14,6 +15,9 @@ export async function run(): Promise<void> {
         // Configure Gradle environment (Gradle User Home)
         await setupGradle.setup()
 
+        // Configure the dependency graph submission
+        await dependencyGraph.setup(params.getDependencyGraphOption())
+
         // Download and install Gradle if required
         const executable = await provisioner.provisionGradle()